Benchmark: Lodash toString vs String Constructor2

HTML Preparation code:


<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4/lodash.min.js'></script>

Script Preparation code:

function native(values) {
   return values.map(String); 
}

function lodash(values) {
   return values.map(_.toString); 
}

Tests:

Native
native([42, "42", undefined, null, true, [], {}, function() {}])
Lodash
lodash([42, "42", undefined, null, true, [], {}, function() {}])

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Native
Lodash

Fastest: N/A

Slowest: N/A

Latest run results:

No previous run results

This benchmark does not have any results yet. Be the first one to run it!

Autogenerated LLM Summary (model llama3.2:3b, generated one year ago):

LLMs can make mistakes. Check important info.

Let's break down the provided JSON and explain what's being tested.

**Benchmark Overview**

The benchmark compares two approaches for converting an array of values to strings: using the native JavaScript `String()` function versus using the Lodash library's `.toString()` method.

**Library and Purpose**

Lodash is a popular JavaScript utility library that provides various functions for tasks like string manipulation, data transformation, and more. In this case, it's being used to provide a convenient way to convert values to strings.

The `_.toString()` method is a part of Lodash and is designed to perform the conversion in a way that preserves the original value's characteristics (e.g., null, undefined, and dates). This can be useful when you want to concatenate or compare string representations of values.

**Approach Comparison**

There are two approaches being compared:

1. **Native JavaScript `String()` function**: This approach uses the built-in `String()` function to convert each value in the array to a string. The benefits of this approach include:
	* It's simple and straightforward.
	* It doesn't require any external libraries or dependencies.
2. **Lodash `.toString()` method**: This approach uses Lodash to perform the conversion. The benefits of this approach include:
	* It provides more control over how values are converted (e.g., preserving null, undefined, and date values).
	* It's often faster and more efficient than using the native `String()` function.

However, there are also some potential drawbacks:

1. **External dependency**: Using Lodash requires including its library in your project, which can add complexity and overhead.
2. **Performance overhead**: Depending on the specific use case, the extra function call and import may introduce a small performance penalty.

**Special JavaScript Feature/Syntax**

None of the approaches in this benchmark make use of any special JavaScript features or syntax beyond what's considered standard.

**Other Alternatives**

If you didn't want to rely on Lodash, you could also consider using other string-conversion libraries or polyfills, such as:

* String-polyfill: A lightweight library that provides a fallback implementation of the `String()` function for older browsers.
* es6-string: A polyfill for the new `String()` function introduced in ECMAScript 2015 (ES6).

However, these alternatives may not provide the same level of control or efficiency as using the native `String()` function or Lodash's `.toString()` method.

Related benchmarks:

Lodash toString vs String Constructor2 (version: 0)

Comparing performance of: Native vs Lodash

Created: 3 years ago by: Guest

Jump to the latest result

Native

Lodash

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

No previous run results

Autogenerated LLM Summary (model llama3.2:3b, generated one year ago):